From 49bb0ed48e3b8dce62c525cb96c5245329802b95 Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Tue, 21 Apr 2015 09:26:18 -0600
Subject: [PATCH] time.h: Add localtime prototypes; NSH: Correct test for
 gmtime_r return value

---
 nshlib/nsh_timcmds.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/nshlib/nsh_timcmds.c b/nshlib/nsh_timcmds.c
index a6fbc1656..78066b354 100644
--- a/nshlib/nsh_timcmds.c
+++ b/nshlib/nsh_timcmds.c
@@ -125,8 +125,7 @@ static inline int date_showtime(FAR struct nsh_vtbl_s *vtbl, FAR const char *nam
 
   /* Break the current time up into the format needed by strftime */
 
-  ret = gmtime_r((FAR const time_t*)&ts.tv_sec, &tm);
-  if (ret < 0)
+  if (gmtime_r((FAR const time_t*)&ts.tv_sec, &tm) == NULL)
     {
       nsh_output(vtbl, g_fmtcmdfailed, name, "gmtime_r", NSH_ERRNO);
       return ERROR;